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  2. Class diagram - Wikipedia

    en.wikipedia.org/wiki/Class_diagram

    In software engineering, a class diagram [1] in the Unified Modeling Language (UML) is a type of static structure diagram that describes the structure of a system by showing the system's classes, their attributes, operations (or methods), and the relationships among objects. The class diagram is the main building block of object-oriented modeling.

  3. E-commerce payment system - Wikipedia

    en.wikipedia.org/wiki/E-commerce_payment_system

    There are varied types of electronic payment methods such as online credit card transactions, e-wallets, e-cash and wireless payment system. [5] Credit cards constitute a popular method of online payment but can be expensive for the merchant to accept because of transaction fees primarily. Debit cards constitute an excellent alternative with ...

  4. Feature model - Wikipedia

    en.wikipedia.org/wiki/Feature_model

    The root feature (i.e. E-Shop) identifies the SPL. Every shopping system implements a catalogue, payment modules, security policies and optionally a search tool. E-shops must implement a high or standard security policy (choose one), and can provide different payment modules: bank transfer, credit card or both of them.

  5. Online shopping - Wikipedia

    en.wikipedia.org/wiki/Online_shopping

    Michael Aldrich, pioneer of online shopping in the 1980s. English entrepreneur Michael Aldrich was a pioneer of online shopping in 1979. His system connected a modified domestic TV to a real-time transaction processing computer via a domestic telephone line.

  6. Object diagram - Wikipedia

    en.wikipedia.org/wiki/Object_diagram

    "An object diagram is a graph of instances, including objects and data values. A static object diagram is an instance of a class diagram; it shows a snapshot of the detailed state of a system at a point in time. The use of object diagrams is fairly limited, namely to show examples of data structure."

  7. Report: New York population could shrink by millions in ...

    www.aol.com/news/report-york-population-could...

    (The Center Square) — New York's population could decline by more than 2 million people over the next 25 years as fewer people are born in the state and more people move out, according to a new ...

  8. Class-responsibility-collaboration card - Wikipedia

    en.wikipedia.org/wiki/Class-responsibility...

    Class-responsibility-collaboration (CRC) cards are a brainstorming tool used in the design of object-oriented software. They were originally proposed by Ward Cunningham and Kent Beck as a teaching tool [ 1 ] but are also popular among expert designers [ 2 ] and recommended by extreme programming practitioners. [ 3 ]

  9. Buy now, pay later company Affirm strikes $4B loan deal with ...

    www.aol.com/buy-now-pay-later-company-143852613.html

    Affirm provides credit to consumers at APRs between 0% and 36%, depending on what is being purchased, the merchant and the implied likelihood that the consumer will pay back the loan.